Stefan-Boltzmann Law Formula

Equation for calculate stefan-boltzmann law is,

j^× = σ • T⁴

where,
σ = Stefan–Boltzmann constant [5.670373x10^-8W⋅m⁻²⋅K⁻⁴],
T⁴ = fourth power of the black body's thermodynamic temperature,
j^* = energy flux (energy per unit time per unit area)